2 * Copyright (c) 2015 Endless Mobile, Inc.
3 * Author: Carlo Caione <carlo@endlessm.com>
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program. If not, see <http://www.gnu.org/licenses/>.
21 #define PMASK(width) GENMASK(width - 1, 0)
22 #define SETPMASK(width, shift) GENMASK(shift + width - 1, shift)
23 #define CLRPMASK(width, shift) (~SETPMASK(width, shift))
25 #define PARM_GET(width, shift, reg) \
26 (((reg) & SETPMASK(width, shift)) >> (shift))
27 #define PARM_SET(width, shift, reg, val) \
28 (((reg) & CLRPMASK(width, shift)) | (val << (shift)))
30 #define MESON_PARM_APPLICABLE(p) (!!((p)->width))
38 struct pll_rate_table {
44 #define PLL_RATE(_r, _m, _n, _od) \
52 struct meson_clk_pll {
58 const struct pll_rate_table *rate_table;
59 unsigned int rate_count;
63 #define to_meson_clk_pll(_hw) container_of(_hw, struct meson_clk_pll, hw)
65 struct meson_clk_cpu {
69 struct notifier_block clk_nb;
70 const struct clk_div_table *div_table;
73 int meson_clk_cpu_notifier_cb(struct notifier_block *nb, unsigned long event,
76 #define MESON_GATE(_name, _reg, _bit) \
77 struct clk_gate gxbb_##_name = { \
78 .reg = (void __iomem *) _reg, \
81 .hw.init = &(struct clk_init_data) { \
83 .ops = &clk_gate_ops, \
84 .parent_names = (const char *[]){ "clk81" }, \
86 .flags = (CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED), \
91 extern const struct clk_ops meson_clk_pll_ro_ops;
92 extern const struct clk_ops meson_clk_pll_ops;
93 extern const struct clk_ops meson_clk_cpu_ops;